/* =============================================================
   Block: FAQ Accordion
   Prefix: blk-faq
   ============================================================= */

.blk-faq {
    padding-block: clamp(4.5rem, 9vw, 8rem);
    background: var(--sd-color-white);
}

.blk-faq__container {
    max-width: var(--sd-container-lg);
    margin-inline: auto;
    padding-inline: clamp(1.25rem, 5vw, 3.5rem);
}

/* ── Section header ── */
.blk-faq__head {
    margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.blk-faq__overline {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--sd-color-cta);
    margin-bottom: var(--sd-space-5);
}

.blk-faq__heading {
    font-size: clamp(1.875rem, 3.5vw, 2.75rem);
    font-weight: var(--sd-font-weight-normal);
    line-height: var(--sd-line-height-tight);
    letter-spacing: -0.02em;
    color: var(--sd-color-gray-900);
    margin: 0;
}

/* ── Accordion list ── */
.blk-faq__list {
    list-style: none;
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--sd-color-gray-200);
}

/* ── Single accordion item ── */
.blk-faq__item {
    border-bottom: 1px solid var(--sd-color-gray-200);
}

/* ── Trigger button ── */
.blk-faq__trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sd-space-6);
    width: 100%;
    padding: var(--sd-space-6) 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    color: var(--sd-color-gray-900);
    font-family: inherit;
    transition: color var(--sd-transition-fast);
}

.blk-faq__trigger:hover {
    color: var(--sd-color-primary);
}

.blk-faq__trigger:focus-visible {
    outline: 2px solid var(--sd-color-focus);
    outline-offset: 2px;
    border-radius: var(--sd-radius-base);
}

.blk-faq__question {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    font-weight: var(--sd-font-weight-medium);
    line-height: var(--sd-line-height-normal);
}

/* ── Chevron icon ── */
.blk-faq__chevron {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--sd-radius-full);
    background: var(--sd-color-gray-100);
    color: var(--sd-color-gray-600);
    transition:
        transform var(--sd-transition-base),
        background-color var(--sd-transition-base),
        color var(--sd-transition-base);
}

.blk-faq__chevron svg {
    display: block;
    width: 18px;
    height: 18px;
    transition: inherit;
}

/* Open state: rotate chevron, tint background */
.blk-faq__item--open .blk-faq__chevron {
    transform: rotate(180deg);
    background: var(--sd-color-cta);
    color: var(--sd-color-white);
}

.blk-faq__item--open .blk-faq__trigger {
    color: var(--sd-color-primary);
}

/* ── Answer panel ── */
.blk-faq__panel {
    /* Grid-template-rows trick — GPU-friendly, no JS height polling */
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows var(--sd-transition-slow);
    margin: 0;
}

.blk-faq__panel[aria-hidden='false'] {
    grid-template-rows: 1fr;
}

/* The inner wrapper prevents content from overflowing during collapse */
.blk-faq__answer {
    overflow: hidden;
}

.blk-faq__answer > *:first-child {
    padding-top: 0;
}

.blk-faq__answer > *:last-child {
    padding-bottom: var(--sd-space-6);
}

.blk-faq__answer p {
    font-size: var(--sd-font-size-base);
    line-height: var(--sd-line-height-relaxed);
    color: var(--sd-color-gray-600);
    margin: 0 0 var(--sd-space-4);
}

.blk-faq__answer p:last-child {
    margin-bottom: 0;
}

.blk-faq__answer ul,
.blk-faq__answer ol {
    padding-left: var(--sd-space-5);
    margin: 0 0 var(--sd-space-4);
    color: var(--sd-color-gray-600);
    line-height: var(--sd-line-height-relaxed);
}

.blk-faq__answer ul {
    list-style: disc;
}

.blk-faq__answer ol {
    list-style: decimal;
}

.blk-faq__answer a {
    color: var(--sd-color-cta);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.blk-faq__answer a:hover {
    color: var(--sd-color-cta-hover);
}

/* ── Responsive ── */
@media (max-width: 640px) {
    .blk-faq__trigger {
        padding-block: var(--sd-space-5);
        gap: var(--sd-space-4);
    }
}

/* FAQ questions are headings (WAI-ARIA accordion pattern): the h3 carries the
   outline only, the question keeps its look. */
.blk-faq__term {
  margin: 0;
  font: inherit;
  font-weight: inherit !important;
  letter-spacing: inherit;
  text-transform: none;
  color: inherit;
}